1021 search results - page 54 / 205 » Fast Approximate PCPs |
126
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CGF
1998
15 years 1 months ago
1998
We introduce a new data structure in the form of a light hierarchy for efficiently ray-tracing scenes with many light sources. An octree is constructed with the point light sourc...
136
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MOBIHOC
2008
ACM
16 years 1 months ago
2008
ACM
In many emerging applications, data streams are monitored in a network environment. Due to limited communication bandwidth and other resource constraints, a critical and practical...
106
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SIGIR
1998
ACM
15 years 6 months ago
1998
ACM
Abstract We present a fast compression and decompression scheme for natural language texts that allows e cient and exible string matching by searching the compressed text directly....
124
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ARITH
2009
IEEE
15 years 8 months ago
2009
IEEE
The Bessel functions are considered relatively difficult to compute. Although they have a simple power series expansion that is everywhere convergent, they exhibit approximately ...
120
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FGCN
2008
IEEE
15 years 8 months ago
2008
IEEE
Face segmentation has been used in many different applications, such as face tracking, video surveillance in security control system and human computer interface. In this paper we...